About This Manual 1 - 1 To; About This Manual - Mitsubishi Q2ACPU User Manual

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ABOUT THIS MANUAL

1 ABOUT THIS MANUAL
1.1 About this Manual
This manual serves to explain the specifications and functions of the Q2ACPU(S1),
Q3ACPU, and Q4ACPU (abbreviated as QnACPU hereafter), the specifications of other
modules, and the maintenance required for smooth system operation, to users of
MELSEC-QnA series programmable controllers.
It is divided into the following three main parts:
(1) Sections 2 and 3
(2) Sections 4 to 15
(3) Sections 16 to 18 These sections describe the specifications and handling of units/
(4) Sections 19 to 20 These sections describe the loading and installation, EMC and
(5) Sections 21 to 22 These sections describe all aspects of maintenance, from
REMARK
These sections give the general description and system
configuration for the QnACPU.
Read them to learn the features of QnACPU, and the modules
that can be used and points to note when configuring a system.
These sections give the specifications and functions of
QnACPU.
They describe each QnACPU function to enable you to use the
QnACPU effectively.
modules other than the CPU module (power supply module,
base units, etc.).
Read them to learn how to handle the power supply module,
base units, memory cards, etc.
low voltage directives.
installing the QnACPU to daily inspections and troubleshooting.
Read them to learn how to install the QnACPU so as to ensure
smooth operation, and how to carry out daily inspections and
corrective action in the event of trouble.
This manual does not cover MELSECNET(II) data link systems, MELSECNET/B data
link systems, MELSECNET/10 networks, or the SFC function.
For details on each function, refer to the following manuals.
• MELSECNET(II), MELSECNET/B Data Link
MELSECNET, MELSECNET/B Data Link System Reference Manual
• MELSECNET/10 Network
MELSECNET/10 Network System Manual for QnA/Q4AR
• SFC Function
QCPU (Q Mode)/QnACPU Programming Manual (SFC)
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